What’s Vulnerable › Vulnerabilities

CVE-2019-16319

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-15 · updated 2026-06-17
• Weakness: CWE-835

Description

In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10, the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.

Affected products

• Debian Linux: 9.0
• openSUSE Leap: 15.1
• Wireshark Foundation Wireshark: from 2.6.0 through 2.6.10; from 3.0.0 through 3.0.3

References

• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
• https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
• https://www.wireshark.org/security/wnpa-sec-2019-21.html
• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
• https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
• https://www.wireshark.org/security/wnpa-sec-2019-21.html

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